Home / 1,963,341.32-2,945,048.42-615,473.78

Finding the Fourth Proportional to 1,963,341.32, 2,945,048.42 and 615,473.78

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Solution

The fourth proportional to 1,963,341.32, 2,945,048.42 and 615,473.78 is: 923,222.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,341.32 : 2,945,048.42 = 615,473.78 : x
  2. Step 2: Convert to fraction form
    1,963,341.32/2,945,048.42 = 615,473.78/x
  3. Step 3: Cross multiply
    1,963,341.32x = 2,945,048.42 × 615,473.78
  4. Step 4: Simplify right side
    1,963,341.32x = 1,812,600,070,153.87
  5. Step 5: Solve for x
    x = 1,812,600,070,153.87/1,963,341.32
  6. Step 6: Final answer
    x = 923,222.09

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.